KATHMANDU, Jan 14: Foreign policy experts have cautioned the country’s policymakers to remain vigilant regarding the recent developments in the region after the USA came up with the Asia Reassurance Initiative Act (ARIA) of 2018 that, among other things, provides for a dedicated fund for NGOs working for the cause of Tibetan communities living here and seeks to expand cooperation with Nepal as a part of promoting its overall security interests in the Indo-Pacific region.